//A helper method to split DisplayTable into smaller parts
private void DisplayDealerHand(bool holeCardRevealed)
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Blue;
Console.WriteLine("Dealer Hand"); //The dealer's hand label is displayed in blue on black
CasinoDoor.RestoreDefaultColors();
int cardsInHand = dealerHand.Cards.Count;
if (cardsInHand > 0)
{
for (int card = 0; card < cardsInHand; card++)
{
if (!holeCardRevealed && card == 1)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.Write("?");
Console.ForegroundColor = ConsoleColor.Black;
Console.Write("? ");
CasinoDoor.RestoreDefaultColors();
}
else
{
dealerHand.Cards[card].PrintCardInfo();
}
}
}
Console.WriteLine();
}
/* This resolves any hand in which the player has beat the dealer. A player
* beats the dealer if their hand score is larger than that of the dealers
* without going over 21*/
private void ResolveWinningHand(int handIndex)
{
float payout;
if (playerHands[handIndex].Cards.Count == 2 && CheckHandScore(playerHands[handIndex]) == 21) //This signifies a blackjack
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.Write("BLACK"); //Black is written with red text on black
Console.BackgroundColor = ConsoleColor.DarkRed;
Console.ForegroundColor = ConsoleColor.Black;
Console.Write("JACK"); //Jack is written with black text on red
CasinoDoor.RestoreDefaultColors();
payout = ((playerBets[handIndex] * 1.5f) + playerBets[handIndex]); //A blackjack pays out at a 3:2 ratio
}
else
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Green;
Console.Write("WIN"); //A standard winning hand is signified by green text on black
payout = playerBets[handIndex] * 2; //A blackjack pays out at a 3:2 ratio
}
Console.WriteLine(" pays $" + payout + ".00");
HumanPlayer.AddToBank(payout);
}
/* This method displays the final score for the dealer hand, then displays
* the result of each player hand one at a time. This can never be called
* if all of a player's hands have been busted thus it only applies to */
protected void ResolvePlayerHands()
{
ShowDealerScore();
CasinoDoor.WaitForDisplay(); //A short delay before displaying the player's hands
int dealerScore = CheckHandScore(dealerHand); //Stores the dealer's hand score
//Player hands are resolved one at a time
for (int handIndex = 0; handIndex < playerHands.Count; handIndex++)
{
int handScore = CheckHandScore(playerHands[handIndex]);
Console.Write("Hand " + (handIndex + 1).ToString() + ": ");
if ((handScore > dealerScore) || (handScore < dealerScore && dealerScore > 21)) //A player always wins these hands
{
ResolveWinningHand(handIndex);
}
else if (handScore < dealerScore && dealerScore <= 21) //A player always loses this hand
{
ResolveLosingHand(handIndex);
}
else //If the player's hand and the dealer both have the same hand value
{
ResolveTiedHand(handIndex); //A player wins if this hand is a blackjack and the dealer's isn't, otherwise it is a push
}
CasinoDoor.RestoreDefaultColors(); //The default colors are restored after each hand as each hand resolution may have unique coloring
CasinoDoor.WaitForDisplay(); //Each hand is displayed with a slight delay before the next reveal
}
}
//If the player makes an incorrect selection the error is displayed before they are re-prompted
public void DisplayError(string error)
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine(error);
CasinoDoor.RestoreDefaultColors();
CasinoDoor.WaitForDisplay();
}
/* PlayHand initializes the loop for a single hand of BlackJack. Returns
* true or false based on whether or not the player wants to keep playing
* at the end of a hand*/
private bool PlayHand()
{
bool handInProgress = true; //This variable tracks whether a hand is complete
bool dealerHandRevealed = false;
while (handInProgress)
{
DisplayTable(dealerHandRevealed);
if (playerHands.Count == 0) //If the player is not currently holding any cards
{
GetWagerAndDeal();
}
else //If the player has at least one hand
{
Console.WriteLine();
if (AllHandsFrozen() == true) //If all the hands are busted, doubled down, or stayed
{
if (AllHandsBusted() == false)
{
dealerHandRevealed = true;
DisplayTable(dealerHandRevealed);
if (CheckHandScore(dealerHand) < 17)
{
CasinoDoor.WaitForDisplay();
DealerHit();
}
else
{
dealerHandRevealed = true;
ResolvePlayerHands();
handInProgress = false;
}
}
else
{
handInProgress = false;
}
Console.WriteLine(); //Spacing for readability
CasinoDoor.WaitForDisplay();
}
else
{
OfferPlayerOptions();
CasinoDoor.WaitForDisplay();
}
}
}
if (HumanPlayer.Bank > 0)
{
return(PlayAnotherHand(true));
}
else
{
Console.WriteLine("You went bankrupt! Time to go home.");
return(false);
}
}
//A helper method that informs the player that they have hit a blackjack
public void AnnounceBlackJack(int handIndex)
{
Console.Write("Hand " + (handIndex + 1) + ": ");
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.Write("Black");
Console.BackgroundColor = ConsoleColor.DarkRed;
Console.ForegroundColor = ConsoleColor.Black;
Console.WriteLine("Jack\n");
CasinoDoor.RestoreDefaultColors();
}
//This is called by PlayGame when the player has no cards
private void GetWagerAndDeal()
{
if (InitialWagerPrompt() == true)
{
Console.WriteLine();
DealHands();
CasinoDoor.WaitForDisplay();
}
else
{
DisplayError("Invalid wager, try again");
}
}
/* Shuffles the deck and deals the initial 4 cards, 2 to the dealer and 2 to the
* human player.*/
public void DealHands()
{
Console.WriteLine("Shuffling deck...");
Deck.ShuffleDeck();
CasinoDoor.WaitForDisplay();
Console.WriteLine("Dealing hands...");
for (int startingCards = 0; startingCards < 2; startingCards++)
{
if (playerHands.Count == 0)
{
playerHands.Add(new CardList());
frozenHands.Add(false);
}
playerHands[0].AddCard(Deck.DealCard());
dealerHand.AddCard(Deck.DealCard());
}
}
/* Resolves hands where the dealer and player have the same hand score. Players
* can still win a tied hand if they have a blackjack*/
private void ResolveTiedHand(int handIndex)
{
if (CheckHandScore(dealerHand) == 21)
{
if (playerHands[handIndex].Cards.Count == 2 && dealerHand.Cards.Count > 2)
{
ResolveWinningHand(handIndex); //A player blackjack beats a non-blackjack dealer 21
}
else
{
ResolvePush(handIndex);
}
}
else
{
ResolvePush(handIndex);
}
CasinoDoor.RestoreDefaultColors();
}
//Draws the score and the hands of cards
public void DisplayTable(bool allHandsRevealed)
{
Console.Clear(); //Clears the console before re-drawing all game elements
//The name of the current game is displayed in a stylized format
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.Write("Console");
Console.BackgroundColor = ConsoleColor.DarkRed;
Console.ForegroundColor = ConsoleColor.Black;
Console.WriteLine("Jack\n");
//Bank and wager values are displayed in green text on black
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("Remaining Funds: " + HumanPlayer.Bank.ToString("c2"));
DisplayBets();
CasinoDoor.RestoreDefaultColors();
DisplayDealerHand(allHandsRevealed);
DisplayPlayerHands();
}
/* This is the pre-bet wager. Players choose the amount they wish to wager
* at the beginning of each hand with opportunities to increase it via other
* means later */
protected bool InitialWagerPrompt()
{
float wagerAmount; //This is used to store the player input from the console
Console.Write("How much would you like to wager?\n(Min = $1.00, Max = " + HumanPlayer.Bank.ToString("c2") + ")\n"); //Prompts the player to wager an appropriate amount
if (float.TryParse(Console.ReadLine(), out wagerAmount))
{
if (wagerAmount > 0 && wagerAmount <= HumanPlayer.Bank) //The wager has to be between 1 and 100 dollars
{
Console.Write("\nYour wager was ");
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine(wagerAmount.ToString("c2")); //The wager is confirmed
CasinoDoor.RestoreDefaultColors();
HumanPlayer.PlaceBet(wagerAmount); //The wager amount is removed from the player's bank
playerBets.Add(wagerAmount); //Adds the initial wager to the list of wagers
return(true);
}
}
return(false);
}
/* This is a helper method for the resolution of player hands. It displays
* the dealer's score in one of 3 ways based on whether it us less than,
* equal to, or greater than 21*/
private void ShowDealerScore()
{
int dealerScore = CheckHandScore(dealerHand); //Stores the hand score for use
Console.Write("\nDealer hand: "); //A label to identify that this is the dealer's hand
if (dealerScore > 21)
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("BUSTED"); //Busted hands are identified with red text on black background
}
else if (dealerScore == 21) //A dealer score of 21 has special rendering considerations
{
if (dealerHand.Cards.Count == 2) //Renders a dealer blackjack
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.Write("BLACK"); //The first half of blackjack is displayed with red text on black
Console.BackgroundColor = ConsoleColor.DarkRed;
Console.ForegroundColor = ConsoleColor.Black;
Console.WriteLine("JACK"); //The second half of blackjack is displayed with black text on red
}
else //Renders a non-blackjack 21
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("Score = 21"); //A non-blackjack 21 hand is displayed with green text on black
}
}
else
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Blue;
Console.WriteLine("Score = " + dealerScore.ToString()); //A non-21 dealer hand is displayed with blue text on black
}
Console.WriteLine();
CasinoDoor.RestoreDefaultColors(); //Default colors need to be restored after displaying the dealer's score
}
//A helper method to split DisplayTable into smaller parts
private void DisplayPlayerHands()
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Blue;
Console.WriteLine("Player Hand(s)"); //The player's hand label is displayed in blue on black
CasinoDoor.RestoreDefaultColors();
int numberofHands = playerHands.Count;
if (numberofHands > 0)
{
for (int handIndex = 0; handIndex < numberofHands; handIndex++)
{
Console.Write((handIndex + 1).ToString() + ": ");
if (CheckHandScore(playerHands[handIndex]) > 21)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("BUST");
Console.ForegroundColor = ConsoleColor.White;
}
else
{
for (int cardIndex = 0; cardIndex < playerHands[handIndex].Cards.Count; cardIndex++)
{
playerHands[handIndex].Cards[cardIndex].PrintCardInfo();
}
Console.WriteLine("= " + CheckHandScore(playerHands[handIndex]).ToString());
}
}
}
else
{
Console.WriteLine(); //Spacing for readability
}
}
/* Prints the information for this card directly to the console.
* Uses UTF-8 to produce suit values. Some fonts can't render
* the suit values correctly. */
public void PrintCardInfo()
{
string cardInfo = "";
switch (Value)
{
case 1:
cardInfo += "A"; //Aces use an A
break;
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
cardInfo += Value.ToString(); //2-9 use an integer
break;
case 10:
cardInfo += "X"; //10's use an X to maintain single-character formatting
break;
case 11:
cardInfo += "J"; //Jacks use a J
break;
case 12:
cardInfo += "Q"; //Queens use a Q
break;
case 13:
cardInfo += "K"; //Kings use a K
break;
}
switch (Suit)
{
case 'C':
cardInfo += "\u2663"; //The utf value for clubs
Console.ForegroundColor = ConsoleColor.Black;
break;
case 'D':
cardInfo += "\u2666"; //The utf value for diamonds
Console.ForegroundColor = ConsoleColor.DarkRed;
break;
case 'S':
cardInfo += "\u2660"; //The utf value for spades
Console.ForegroundColor = ConsoleColor.Black;
break;
case 'H':
cardInfo += "\u2665"; //The utf value for hearts
Console.ForegroundColor = ConsoleColor.DarkRed;
break;
}
Console.Write(cardInfo + " ");
CasinoDoor.RestoreDefaultColors();
}
//This is called by PlayGame when there is one or more hands needing attention from the user
private void OfferPlayerOptions()
{
for (int handIndex = 0; handIndex < playerHands.Count; handIndex++) //Iterates over the currently present hands
{
if (frozenHands[handIndex] == false) //Checks to see if this hand has been frozen
{
int cardsInHand = playerHands[handIndex].Cards.Count;
if (cardsInHand == 2 && HumanPlayer.Bank > 0) //If the player's hand has 2 cards and the player has funds remaining
{
if (CheckBlackJack(playerHands[handIndex], handIndex) == true) //Checks for a blackjack
{
AnnounceBlackJack(handIndex);
}
else if (CheckSplit(playerHands[handIndex]) == true) //Checks to see if the cards are a pair
{
if (SplitHandPrompt(playerHands[handIndex], handIndex) == true) //Prompts the player to split the hand and validates input
{
CasinoDoor.WaitForDisplay();
break;
}
else //If the user presses a wrong key when attempting to split a hand
{
DisplayError("Input for split attempt invalid, please try again."); //Occurs when the player's input is invalid
break;
}
}
else
{
if (DoubleDownPrompt(playerHands[handIndex], handIndex) == true) //Prompts the player to double down and verifies input
{
CasinoDoor.WaitForDisplay();
break;
}
else //If the user presses an incorrect key when attempting to double down
{
DisplayError("Input for double down attempt invalid, please try again."); //Occurs when the player's input is invalid
break;
}
}
}
else if (cardsInHand == 2 && HumanPlayer.Bank <= 0) //If the player has 2 cards but does not have any funds remaining
{
if (CheckBlackJack(playerHands[handIndex], handIndex) == true) //Checks for a blackjack
{
AnnounceBlackJack(handIndex);
}
else if (CheckSplit(playerHands[handIndex]) == true) //If the hand is not a blackjack but is a face-value pair
{
Console.WriteLine("Insufficient funds to split hand.");
CasinoDoor.WaitForDisplay();
}
else
{
Console.WriteLine("Insufficient funds to double down on hand."); //If the hand is neither blackjack nor a pair
CasinoDoor.WaitForDisplay();
HitOrStay(playerHands[handIndex], handIndex); //This ensures that the split/double down checks won't loop endlessly
}
}
else //If this hand has more than 2 cards in it
{
if (CheckHandScore(playerHands[handIndex]) < 21)
{
HitOrStay(playerHands[handIndex], handIndex); //Prompts the player to hit or stay
}
break;
}
}
}
}